All Weight Watchers Locations - Illinois
- Albion
- Algonquin
- Alsip
- Alton
- Anna
- Antioch
- Arlington Heights
- Barrington
- Batavia
- Beardstown
- Beecher
- Belleville
- Belvidere
- Bensenville
- Benton
- Berwyn
- Bethalto
- Bloomingdale
- Bolingbrook
- Bourbonnais
- Braidwood
- Breese
- Buffalo Grove
- Bushnell
- Byron
- Calumet City
- Canton
- Carbondale
- Carlyle
- Carmi
- Carol Stream
- Carrollton
- Carthage
- Casey
- Centralia
- Champaign
- Channahon
- Charleston
- Chatham
- Cherry Valley
- Chester
- Chicago
- Chillicothe
- Clifton
- Clinton
- Coal City
- Collinsville
- Columbia
- Crete
- Crystal Lake
- Danville
- Decatur
- Dekalb
- Des Plaines
- Dixon
- Dolton
- Downers Grove
- Du Quoin
- Dundee
- Durand
- Dwight
- East Peoria
- Edwardsville
- Effingham
- Eldorado
- Elgin
- Elk Grove Village
- Elmhurst
- Elmwood
- Elmwood Park
- Eureka
- Evanston
- Evergreen Park
- Fairfield
- Fairview Heights
- Farmer City
- Fox Lake
- Frankfort
- Franklin Park
- Freeport
- Galena
- Galesburg
- Geneseo
- Gilman
- Girard
- Glenview
- Granite City
- Grayslake
- Greenville
- Hampshire
- Harrisburg
- Harwood Heights
- Havana
- Henry
- Highland
- Highland Park
- Hillsboro
- Homer Glen
- Homewood
- Hoopeston
- Hopedale
- Huntley
- Itasca
- Jacksonville
- Jerseyville
- Joliet
- Kewanee
- La Grange
- Lake Bluff
- Lake Villa
- Lake Zurich
- Lansing
- Lemont
- Lexington
- Libertyville
- Lincoln
- Lincolnwood
- Litchfield
- Lombard
- Lyons
- Macomb
- Mahomet
- Manhattan
- Manteno
- Marengo
- Marion
- Marshall
- Mascoutah
- Matteson
- Mattoon
- Mchenry
- Mcleansboro
- Melrose Park
- Metropolis
- Midlothian
- Milan
- Mokena
- Moline
- Monmouth
- Morris
- Morrison
- Morton
- Mount Carmel
- Mount Prospect
- Mount Sterling
- Mount Vernon
- Moweaqua
- Mt Zion
- Mundelein
- Murphysboro
- Naperville
- Nashville
- Nauvoo
- Neoga
- New Lenox
- Newton
- Niles
- Normal
- North Aurora
- Northbrook
- O'fallon
- Oak Lawn
- Oak Park
- Olney
- Oregon
- Orland Park
- Oswego
- Ottawa
- Palatine
- Palos Heights
- Pana
- Paris
- Park Forest
- Park Ridge
- Pawnee
- Pekin
- Peoria
- Peru
- Petersburg
- Pittsfield
- Plainfield
- Pontiac
- Princeton
- Quincy
- Rantoul
- Richmond
- Riverside
- Robinson
- Rochelle
- Rochester
- Rock Island
- Rockford
- Rolling Meadows
- Roscoe
- Round Lake
- Rushville
- Saint Charles
- Salem
- Sandwich
- Schaumburg
- Shelbyville
- Sherman
- Skokie
- South Elgin
- Sparta
- Spring Valley
- Springfield
- Staunton
- Sterling
- Streamwood
- Streator
- Sugar Grove
- Sullivan
- Summit Argo
- Taylorville
- Tinley Park
- Tuscola
- Vandalia
- Vienna
- Villa Park
- Washington
- Waterloo
- Watseka
- Wauconda
- Waukegan
- West Chicago
- Westchester
- Wheaton
- White Hall
- Wilmette
- Wilmington
- Winnebago
- Winnetka
- Wood Dale
- Woodridge
- Woodstock
- Yorkville